A copper atom has 29 protons and 36 neutrons. What is the mass number of this atom in amu?

asked Oct 23, 2023 235k views

5 votes

6.5k points

Please log in or register to add a comment.

4 votes

The Mass number is 65, Copper-65

To find the mass number you add the number of protons to the number of neutrons.

Kawu answered Oct 29, 2023

by Kawu

7.0k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.8m questions

10.4m answers